Subject: Re: PnP weirdness
To: Lennart Augustsson <augustss@cs.chalmers.se>
From: Jason Thorpe <thorpej@nas.nasa.gov>
List: tech-kern
Date: 07/29/1998 11:08:45
On Wed, 29 Jul 1998 19:19:15 +0200 (MET DST) 
 Lennart Augustsson <augustss@cs.chalmers.se> wrote:

 > But, something else happened.  PCI GURUS:
 > When I claimed that the OS was PnP aware then the PCI based ethernet
 > card stopped working because the PCI attachment code said it couldn't
 > map its I/O registers.  Why?  Do we depend on BIOS to set up the PCI
 > cards?  Why?

Right, see my mail on this subject.  According to the PCI spec, the
system firmware is supposed to program the mapping registers for
PCI devices; AFAIK, the operating system software isn't really supposed
to muck with them.

Jason R. Thorpe                                       thorpej@nas.nasa.gov
NASA Ames Research Center                            Home: +1 408 866 1912
NAS: M/S 258-5                                       Work: +1 650 604 0935
Moffett Field, CA 94035                             Pager: +1 650 940 5942